App Dev Worksheet: Parts of an App
Developer's tip (Screen, tap, type, keep): A screen is one page of the app; a button starts an action. Inputs take information: text box (typing), switch (on / off), slider (a level), date picker. Data is what the app keeps: notes, scores, settings, lists.
NameDateTime takenScore ___ / 40
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1.🧩 How many buttons does this app screen have?
[title] Sign Up
[switch] Dark mode
[text box] Phone
[button] Next
[text box] Subject
[button] Help
[button] Start
[slider] Brightness
[text box] Name - 2.🧩 In an app, what is tap to Save? (a) a screen (b) data (c) an input (d) a button
- 3.🧩 What does a button do when you tap it? (a) saves the battery (b) starts an action (c) changes the phone (d) shows the time
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4.🧩 Which of these is a button on this screen?
[title] Order Snacks
[text box] Age
[text box] Email
[text box] City
[switch] Dark mode
[button] Cancel (a) City (b) Cancel (c) Email (d) Age -
5.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Add Homework
[button] Save
[text box] Due date
[text box] Notes -
6.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Edit Profile
[button] Cancel
[switch] Sound
[text box] Email - 7.🧩 Scores, notes and settings that an app keeps are called ___. (a) data (b) tabs (c) buttons (d) screens
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8.🧩 How many buttons does this app screen have?
[title] Add Homework
[switch] Dark mode
[text box] Phone
[button] Back
[slider] Brightness
[text box] City
[button] Help
[button] Save
[text box] Notes - 9.True or false: tap to Save is a button. (a) True (b) False
- 10.Which of these is a screen? (a) tap to Save (b) tap to Start (c) tap to go Next (d) the settings page
- 11.🧩 In an app, what is tap to Send? (a) a screen (b) an input (c) data (d) a button
- 12.🧩 In an app, what is the game-over page? (a) a button (b) data (c) an input (d) a screen
- 13.🧩 In an app, what is the log-in page? (a) a screen (b) data (c) a button (d) an input
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14.🧩 Which of these is a button on this screen?
[title] Edit Profile
[switch] Sound
[button] Cancel
[text box] Age
[button] Next (a) Age (b) Next (c) Sound - 15.Which of these is data? (a) the log-in page (b) the home page of an app (c) your saved notes (d) a switch for dark mode
- 16.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a text box (c) a switch (d) a title
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17.🧩 How many buttons does this app screen have?
[title] Order Snacks
[text box] Email
[button] Save
[slider] Volume - 18.🧩 In an app, what is a box to type a name? (a) a button (b) data (c) a screen (d) an input
- 19.True or false: tap to Send is a screen. (a) False (b) True
- 20.True or false: the settings page is a button. (a) False (b) True
- 21.True or false: the game-over page is data. (a) False (b) True
- 22.True or false: a slider for volume is an input. (a) False (b) True
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23.🧩 How many buttons does this app screen have?
[title] Add Homework
[text box] Notes
[text box] Name
[button] Save
[text box] Phone
[button] Help - 24.True or false: tap to Send is an input. (a) False (b) True
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25.🧩 Which of these is a button on this screen?
[title] Order Snacks
[text box] Name
[button] Save
[slider] Volume
[button] Cancel
[switch] Show hints (a) Show hints (b) Name (c) Save (d) Volume -
26.🧩 Which of these is a button on this screen?
[title] Add Homework
[text box] Phone
[button] Done
[text box] Name
[text box] City (a) Done (b) Name (c) City (d) Phone - 27.🧩 In an app, what is a switch for dark mode? (a) a button (b) an input (c) data (d) a screen
- 28.🧩 In an app, what is tap to Start? (a) data (b) an input (c) a screen (d) a button
- 29.🧩 Which input is best for choosing a volume level? (a) a text box (b) a title (c) a switch (d) a slider
- 30.Which of these is an input? (a) tap to go Next (b) the game-over page (c) tap to Send (d) a box to type a name
- 31.🧩 Which input is best for typing your name? (a) a slider (b) a text box (c) a picture (d) a switch
- 32.🧩 In an app, what is a slider for volume? (a) a screen (b) an input (c) a button (d) data
- 33.Which of these is an input? (a) the log-in page (b) a switch for dark mode (c) your high score (d) tap to go Next
- 34.Which of these is an input? (a) tap to go Next (b) the game-over page (c) a date picker (d) the home page of an app
- 35.Which of these is a button? (a) the log-in page (b) tap to Save (c) today’s step count (d) your friends list
- 36.🧩 In an app, what is the home page of an app? (a) data (b) an input (c) a screen (d) a button
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37.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Add Homework
[switch] Dark mode
[text box] Name
[button] Send
[text box] Subject
[text box] Notes - 38.Which of these is a screen? (a) tap to go Next (b) tap to Save (c) the log-in page (d) your friends list
- 39.Which of these is an input? (a) your saved notes (b) your high score (c) a slider for volume (d) the game-over page
- 40.True or false: a date picker is an input. (a) False (b) True
Answer key
- 3
- a button
- starts an action
- Cancel
- 2
- 2
- data
- 3
- True
- the settings page
- a button
- a screen
- a screen
- Next
- your saved notes
- a switch
- 1
- an input
- False
- False
- False
- True
- 2
- False
- Save
- Done
- an input
- a button
- a slider
- a box to type a name
- a text box
- an input
- a switch for dark mode
- a date picker
- tap to Save
- a screen
- 4
- the log-in page
- a slider for volume
- True
Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students